ECOGARD XA5279 Premium Engine Air Filter Fits Lexus LS430, LS400, GS400 COMPATIBLE with 2001-2006 Lexus LS430, 1998-1999 Lexus LS400, 1998-2000 Lexus GS400. IMPROVE PERFORMANCE by changing your vehicle's air filter at least every 12,000 miles (or as recommended in your car owner's manual); to ensure your vehicle's engine has the clean and efficient air flow it needs for fast acceleration and long term power. AVOID INCREASED ENGINE WEAR caused by dirty air intake filters that may allow damaging particles to get into the engine. FACTORY FIT FOR EASY INSTALLATION. Replaces: FRAM CA8612 Purolator A45279 WIX 46464 OE 17801-50030. SPECIFICALLY ENGINEERED AND TESTED for Lexus OE (original equipment) engine air filter's fit, form, and function.